16888942220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{76001}}^1$

素因数の和:76322

約数の個数: 48

約数和(自身を含む): 36466367616

約数和(自身を除く): 19577425396

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 271, 410, 542, 820, 1084, 1355, 2710, 5420, 11111, 22222, 44444, 55555, 76001, 111110, 152002, 222220, 304004, 380005, 760010, 1520020, 3116041, 6232082, 12464164, 15580205, 20596271, 31160410, 41192542, 62320820, 82385084, 102981355, 205962710, 411925420, 844447111, 1688894222, 3377788444, 4222235555, 8444471110, 16888942220]

約数ペア:

[(1, 16888942220), (2, 8444471110), (4, 4222235555), (5, 3377788444), (10, 1688894222), (20, 844447111), (41, 411925420), (82, 205962710), (164, 102981355), (205, 82385084), (271, 62320820), (410, 41192542), (542, 31160410), (820, 20596271), (1084, 15580205), (1355, 12464164), (2710, 6232082), (5420, 3116041), (11111, 1520020), (22222, 760010), (44444, 380005), (55555, 304004), (76001, 222220), (111110, 152002)]